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MCCB 3P 400A 150kA Thermal Magnetic 400A Frame NM8N Chint

BRAND: CABAC
SKU: 269224
$3,374.80 List price: $4,499.70
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Chint NM8N 400A 3P MCCB features 150kA breaking capacity, thermal-magnetic trip unit and a 400A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: Moulded Case Circuit Breaker, MCCB, 3-Phase Circuit Breaker, Thermal-Magnetic Circuit Breaker

Technical Specifications
  • Rated Current: 400 A
  • Number of Poles: 3P
  • Trip Unit: Thermal-magnetic, adjustable
  • Ultimate Short-Circuit Breaking Capacity: 150 kA at 380/415 V AC
  • Rated Operational Voltage: 380/400/415 V AC, 50/60 Hz
  • Rated Insulation Voltage: 1,000 V AC
  • Rated Impulse Withstand Voltage: 8 kV
  • Utilisation Category: Category A
  • Connection: Fixed front or rear connection; plug-in options available
  • Electrical Life: Up to 10,000 operations at 415 V AC
  • Mechanical Life: Up to 25,000 operations
  • Product Standard: IEC/EN 60947-2
  • Dimensions (H x L x W): 157mm x 88.7mm x 105mm
  • Weight: 1.85 kg
Key Features
  • High 150kA short-circuit breaking capacity at 380/415V AC
  • Thermal-magnetic overload and short-circuit protection
  • 400A rated frame with 400A current rating
  • Three-pole configuration for three-phase systems
  • Suitable for switchboard mains and sub-mains protection
  • Adjustable thermal and magnetic trip settings
  • Suitable for isolation
  • Compatible with auxiliary, alarm, shunt-trip and undervoltage accessories
Professional Installation Requirements
  • Installation, adjustment and commissioning must be performed by a licensed electrician in accordance with AS/NZS 3000, manufacturer instructions and the requirements for the completed switchboard assembly under AS/NZS 61439. Verify prospective fault current, discrimination, cable capacity, clearances and enclosure compatibility before installation.
Applications
  • Main switchboard incoming protection
  • Sub-main protection in commercial and industrial switchboards
  • Three-phase distribution systems
  • Industrial power distribution
  • Protection of feeders, busbars and downstream distribution equipment
Standards & Compliance
  • AS/NZS 3000:2018 for selection and installation in Australian electrical installations
  • AS/NZS 61439.1 and AS/NZS 61439.2 for applicable low-voltage switchboard and power switchgear assemblies
  • IEC/EN 60947-2 is the manufacturer's stated product standard; Australian certification and RCM suitability should be confirmed for the intended installation
Environmental Benefits
  • Helps protect switchboards, cabling and connected equipment, reducing premature equipment replacement and material waste
  • Durable metal and thermoplastic construction supports extended service life
  • Copper and aluminium components used in associated switchboard connections can be recycled at end of service
  • No refrigerant or consumable operating medium is required
Warranty Information

CHINT warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus when sold through authorised sales channels, subject to the applicable contract and warranty conditions.

Available Now

Available through authorised CHINT distributors in Australia.

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